Insert Float Valve Type 900 F
The Davis Insert Float Valve Type 900 F is available for use in wells
of moderate depth using API 8 round short
thread or buttress casing.
Davis Insert Fill-Up Valve Type 904 F
Like the Type 900 F, the Davis Insert Fill-Up Valve Type 904 F is available
for use in moderate depth wells, using API 8 round short-thread or buttress
casing. This valve allows continuous fill of the casing as it is run into
the hole. A drop-ball converts the 904 F into a conventional back-pressure
valve.
